Merge pull request #37 from Chris-Wolfgang/copilot/add-securitycodescan-analyzer

Complete static analysis setup: Add TextReader/TextWriter bans, CA1849 enforcement

Author: Chris-Wolfgang

.editorconfig

@@ -56,6 +56,7 @@ dotnet_diagnostic.CA1001.severity = warning
 dotnet_diagnostic.CA1010.severity = warning
 dotnet_diagnostic.CA1016.severity = warning
 dotnet_diagnostic.CA1063.severity = warning
+dotnet_diagnostic.CA1849.severity = warning       # Call async methods when in async method
 
 # AsyncFixer Rules (all 5 rules explicitly configured)
 dotnet_diagnostic.AsyncFixer01.severity = error   # Unnecessary async/await

BannedSymbols.txt

@@ -53,20 +53,20 @@ M:System.IO.FileStream.Write(System.Byte[],System.Int32,System.Int32); Use 'Writ
 M:System.IO.Stream.CopyTo(System.IO.Stream); Use 'CopyToAsync()' instead
 M:System.IO.Stream.CopyTo(System.IO.Stream,System.Int32); Use 'CopyToAsync()' instead
 M:System.IO.Stream.Flush(); Use 'FlushAsync()' instead
-# StreamReader
-M:System.IO.StreamReader.ReadToEnd(); Use 'ReadToEndAsync()' instead
-M:System.IO.StreamReader.ReadLine(); Use 'ReadLineAsync()' instead
-M:System.IO.StreamReader.Read(); Use 'ReadAsync()' instead
-M:System.IO.StreamReader.Read(System.Char[],System.Int32,System.Int32); Use 'ReadAsync()' instead
-M:System.IO.StreamReader.ReadBlock(System.Char[],System.Int32,System.Int32); Use 'ReadBlockAsync()' instead
-# StreamWriter
-M:System.IO.StreamWriter.Write(System.String); Use 'WriteAsync()' instead
-M:System.IO.StreamWriter.Write(System.Char); Use 'WriteAsync()' instead
-M:System.IO.StreamWriter.Write(System.Char[]); Use 'WriteAsync()' instead
-M:System.IO.StreamWriter.Write(System.Char[],System.Int32,System.Int32); Use 'WriteAsync()' instead
-M:System.IO.StreamWriter.WriteLine(); Use 'WriteLineAsync()' instead
-M:System.IO.StreamWriter.WriteLine(System.String); Use 'WriteLineAsync()' instead
-M:System.IO.StreamWriter.Flush(); Use 'FlushAsync()' instead
+# TextReader
+M:System.IO.TextReader.ReadToEnd(); Use 'ReadToEndAsync()' instead
+M:System.IO.TextReader.ReadLine(); Use 'ReadLineAsync()' instead
+M:System.IO.TextReader.Read(); Use 'ReadAsync()' instead
+M:System.IO.TextReader.Read(System.Char[],System.Int32,System.Int32); Use 'ReadAsync()' instead
+M:System.IO.TextReader.ReadBlock(System.Char[],System.Int32,System.Int32); Use 'ReadBlockAsync()' instead
+# TextWriter
+M:System.IO.TextWriter.Write(System.String); Use 'WriteAsync()' instead
+M:System.IO.TextWriter.Write(System.Char); Use 'WriteAsync()' instead
+M:System.IO.TextWriter.Write(System.Char[]); Use 'WriteAsync()' instead
+M:System.IO.TextWriter.Write(System.Char[],System.Int32,System.Int32); Use 'WriteAsync()' instead
+M:System.IO.TextWriter.WriteLine(); Use 'WriteLineAsync()' instead
+M:System.IO.TextWriter.WriteLine(System.String); Use 'WriteLineAsync()' instead
+M:System.IO.TextWriter.Flush(); Use 'FlushAsync()' instead
 # Obsolete Network APIs - Use HttpClient
 T:System.Net.WebClient; Obsolete - use HttpClient instead
 T:System.Net.WebRequest; Obsolete - use HttpClient instead